Vulnerability · Published Jun 26, 2026 · Assigned by WPScan
CVE-2026-10823YMC Smart Filter < 3.11.3 - Unauthenticated Private/Draft Post Disclosure
High 7.5
In plain English
A high-severity security flaw in YMC Filter from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.5%top 25.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling1Nuclei
Official description
The YMC Filter WordPress plugin before 3.11.3 does not properly authorize access to one of its REST API endpoints and does not validate a user-supplied query parameter, allowing unauthenticated attackers to retrieve the titles and content of private, draft, and other non-public posts.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | YMC Filter | 0 – before 3.11.3 |
References
- https://wpscan.com/vulnerability/b55ebf9e-a05d-4ae4-b653-da7db63e76d2/ exploit, vdb-entry, technical-description